diff --git a/README.md b/README.md
index 47ba185..1689a23 100644
--- a/README.md
+++ b/README.md
@@ -80,6 +80,7 @@ module "iosxr" {
 | [iosxr_mpls_oam.mpls_oam](https://registry.terraform.io/providers/CiscoDevNet/iosxr/latest/docs/resources/mpls_oam) | resource |
 | [iosxr_ntp.ntp](https://registry.terraform.io/providers/CiscoDevNet/iosxr/latest/docs/resources/ntp) | resource |
 | [iosxr_router_ospf.router_ospf](https://registry.terraform.io/providers/CiscoDevNet/iosxr/latest/docs/resources/router_ospf) | resource |
+| [iosxr_router_ospf_vrf_area_interface.router_ospf_vrf_area_interface](https://registry.terraform.io/providers/CiscoDevNet/iosxr/latest/docs/resources/router_ospf_vrf_area_interface) | resource |
 | [iosxr_router_static_ipv4_unicast.router_static_ipv4_unicast](https://registry.terraform.io/providers/CiscoDevNet/iosxr/latest/docs/resources/router_static_ipv4_unicast) | resource |
 | [iosxr_segment_routing.segment_routing](https://registry.terraform.io/providers/CiscoDevNet/iosxr/latest/docs/resources/segment_routing) | resource |
 | [iosxr_service_timestamps.service_timestamps](https://registry.terraform.io/providers/CiscoDevNet/iosxr/latest/docs/resources/service_timestamps) | resource |
diff --git a/iosxr_router_ospf_vrf_area_interface.tf b/iosxr_router_ospf_vrf_area_interface.tf
new file mode 100644
index 0000000..b478ce5
--- /dev/null
+++ b/iosxr_router_ospf_vrf_area_interface.tf
@@ -0,0 +1,43 @@
+locals {
+  device_router_ospf_vrf_area_interface = flatten([
+    for device in local.devices : [
+      for process_name, process in try(local.device_config[device.name].router_ospf_processes, {}) : [
+        for vrf_name, vrf in try(process.vrfs, {}) : [
+          for area_id, area in try(vrf.areas, {}) : [
+            for interface_name, interface in try(area.interfaces, {}) : {
+              device_name    = device.name
+              process_name   = process_name
+              vrf_name       = vrf_name
+              area_id        = area_id
+              interface_name = interface_name
+              key            = "${device.name}-${process_name}-${vrf_name}-${area_id}-${replace(interface_name, "/", "_")}"
+              config         = interface
+            }
+          ]
+        ]
+      ]
+    ]
+    if try(local.device_config[device.name].router_ospf_processes, null) != null
+  ])
+}
+
+resource "iosxr_router_ospf_vrf_area_interface" "router_ospf_vrf_area_interface" {
+  for_each = { for item in local.device_router_ospf_vrf_area_interface : item.key => item }
+
+  device         = each.value.device_name
+  process_name   = each.value.process_name
+  vrf_name       = each.value.vrf_name
+  area_id        = each.value.area_id
+  interface_name = each.value.interface_name
+
+  # Optional attributes with defaults fallback
+  network_broadcast           = try(each.value.config.network_broadcast, local.defaults.iosxr.configuration.router_ospf_vrf_area_interface_network_broadcast, null)
+  network_non_broadcast       = try(each.value.config.network_non_broadcast, local.defaults.iosxr.configuration.router_ospf_vrf_area_interface_network_non_broadcast, null)
+  network_point_to_point      = try(each.value.config.network_point_to_point, local.defaults.iosxr.configuration.router_ospf_vrf_area_interface_network_point_to_point, null)
+  network_point_to_multipoint = try(each.value.config.network_point_to_multipoint, local.defaults.iosxr.configuration.router_ospf_vrf_area_interface_network_point_to_multipoint, null)
+  cost                        = try(each.value.config.cost, local.defaults.iosxr.configuration.router_ospf_vrf_area_interface_cost, null)
+  priority                    = try(each.value.config.priority, local.defaults.iosxr.configuration.router_ospf_vrf_area_interface_priority, null)
+  passive_enable              = try(each.value.config.passive_enable, local.defaults.iosxr.configuration.router_ospf_vrf_area_interface_passive_enable, null)
+  passive_disable             = try(each.value.config.passive_disable, local.defaults.iosxr.configuration.router_ospf_vrf_area_interface_passive_disable, null)
+  delete_mode                 = try(each.value.config.delete_mode, local.defaults.iosxr.configuration.router_ospf_vrf_area_interface_delete_mode, null)
+}
\ No newline at end of file